tox·in
noun/ˈtɒksɪn/
/ˈtɑːksɪn/
- a poisonous substance, especially one that is produced by bacteria in plants and animals
毒素（尤指生物体内细菌产生的毒物） - The algae kills off plant and animal life and, in some cases, produces dangerous toxins.
藻类会大量杀死生物体，并在某些情况下产生危险的毒素。
Word Originlate 19th cent.: from toxic + -in. - The algae kills off plant and animal life and, in some cases, produces dangerous toxins.